Trek Electra brand Bontrager brand Trek Travel
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  • Bontrager BOA Bike Helmet Fit System

Bontrager BOA Bike Helmet Fit System

Model W557225

Keep safe and look great with genuine replacement parts for your Bontrager helmet.

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Genuine replacement parts

Fit systems work hard to keep your helmet secure and to maximise safety.

Product details

  1. Original equipment replacement BOA® Fit System for your Bontrager helmet
  2. Compatible with BOA®-equipped Bontrager helmets, except Velocis Mips and WaveCel
  3. Upgrade your Headmaster-equipped Bontrager helmet to the BOA® System
  4. Full-length fit system designed for use with medium and large-sized helmets
  5. Short length fit system designed to optimise the fit of small-sized helmets